网络速度指数测试

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<link rel="stylesheet" href="/portal/css/index.css" type="text/css">
<title>网络速度指数测试----蓝色新感觉</title>
<style type="text/css">
  <!--  body {   background-image: url(/HAS_Client/buy/img/host_speed.jpg);  }  -->
</style>
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<body leftmargin="0" topmargin="0" marginwidth="0" marginheight="0">
<table width="100%" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>
	<td align='center'>
	
<script language="Javascript">
  tim = 1;
setInterval("tim++", 10);
b = 1;
var autourl = new Array();
autourl[1] = "cb-h4.hichina.com";
autourl[2] = "cz-h1.hichina.com";

function check()
{
	var formplace = "";
	//首页主机放置地点测试      
	formplace = "";
	if (typeof (formplace) == "object")
	{
		for (i = 0; i < formplace.length; i++)
		{
			if (((formplace[i].value).split("/"))[1] == document.all["hostplace"].innerText)
			{
				formplace[i].selected = true;
				break;
			}
		}
	}
}

function butt()
{
	document.write("<form name=autof action='' onsubmit='check();'><br>网络速度指数测试<br>");
	for (var i = 1; i < autourl.length; i++)
	{
		document.write("<br><input type=text name=txt" + i + " size=32 value=测试中……>")
	}
	document.write("<br><br>");
	document.write("<p id='anti' style='Display:none'>在您本地访问<font color=red><span id='hostplace'></span></font>机房速度较快,推荐选择.");
	document.write("<input type=hidden name=vstyle value=ok>");
	document.write("<br><input type=submit name=ok value='重新测试'><input type=button name=h value=' 关 闭 ' onclick='window.close()'></p></form>");
}

function auto(url)
{
	var urlName;
	if (url == "http://cb-h4.hichina.com")
	{
		urlName = "中国电信";
	}
	else
	{
		urlName = "中国网通";
	}
	if (tim > 4000)
	{
		document.forms[0]["txt" + b].value = urlName + "链接超时";
	}
	else
	{
		document.forms[0]["txt" + b].value = urlName + "机房速度指数：" + adv_format(18000 / tim, 2);
	}
	if (b == 2)
	{
		document.all["anti"].style.display = '';
		document.all["hostplace"].innerText = (document.forms[0].txt1.value).substr(0, 4);
	}
	b++;
}

function run()
{
	for (var i = 1; i < autourl.length; i++)
	{
		setTimeout("EditTimeout" + i + "('" + autourl[i] + "')", 45000);
		document.write("<img src=http://" + autourl[i] + "/test_pic.jpg?" + Math.random() + " width=1 height=1 onLoad=auto('http://" + autourl[i] + "')> ")
		//document.write("<img src=http://"+autourl[i]+"/"+Math.random()+" width=1 height=1 onerror=auto('http://"+autourl[i]+"')>");      
	}
}

function EditTimeout1(url)
{
	var urlName;
	if (url == "cb-h4.hichina.com") urlName = "中国电信";
	else urlName = "中国网通";
	if (document.forms[0]["txt1"].value == "测试中……") document.forms[0]["txt1"].value = urlName + "链接超时";
	else if (document.forms[0]["txt2"].value == "测试中……") document.forms[0]["txt2"].value = urlName + "链接超时"
	document.all["anti"].style.display = '';
	document.all["hostplace"].innerText = (document.forms[0].txt1.value).substr(0, 4);
}

function EditTimeout2(url)
{
	var urlName;
	if (url == "cb-h4.hichina.com") urlName = "中国电信"
	else urlName = "中国网通"
	if (document.forms[0]["txt1"].value == "测试中……") document.forms[0]["txt1"].value = urlName + "链接超时"
	else if (document.forms[0]["txt2"].value == "测试中……") document.forms[0]["txt2"].value = urlName + "链接超时";
	document.all["anti"].style.display = '';
	document.all["hostplace"].innerText = (document.forms[0].txt1.value).substr(0, 4);
}


function MM_openBrWindow(theURL, winName, features)
{
	//v2.0    
	window.open(theURL, winName, features);
}

function adv_format(value, num)
//四舍五入  
{
	var a_str = formatnumber(value, num);
	var a_int = parseFloat(a_str);
	if (value.toString().length > a_str.length)
	{
		var b_str = value.toString().substring(a_str.length, a_str.length + 1);
		var b_int = parseFloat(b_str);
		if (b_int < 5)
		{
			return a_str
		}
		else
		{
			var bonus_str, bonus_int;
			if (num == 0)
			{
				bonus_int = 1;
			}
			else
			{
				bonus_str = "0.";
				for (var i = 1; i < num; i++) bonus_str += "0";
				bonus_str += "1";
				bonus_int = parseFloat(bonus_str);
			}
			a_str = formatnumber(a_int + bonus_int, num)
		}
	}
	return a_str
}

function formatnumber(value, num)
//直接去尾  
{
	var a, b, c, i;
	a = value.toString();
	b = a.indexOf('.');
	c = a.length;
	if (num == 0)
	{
		if (b != -1) a = a.substring(0, b);
	}
	else
	{
		if (b == -1)
		{
			a = a + ".";
			for (i = 1; i <= num; i++) a = a + "0";
		}
		else
		{
			a = a.substring(0, b + num + 1);
			for (i = c; i <= b + num; i++) a = a + "0";
		}
	}
	return a
}

butt();
run();
</script>
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</table>
</body>
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